DETERMINATION OF TOTAL PHOSPHORUS, HUMUS AND NITROGEN IN SOIL SAMPLES FOUND IN KHOREZM REGION AND THEIR ROLE IN INCREASING SOIL FERTILITY. Web sci. scholars [Internet]. 2024 Oct. 9 [cited 2025 Oct. 10];2(10):11-4. Available from: https://webofjournals.com/index.php/12/article/view/1865